Home| FAQ	Search:Advanced|Person|Company| Type|Class	Login

Quick search:	Patent number:	Patent Date:

Patents for Joseph R. Brown
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	42,525	Apr. 26, 1864	J.S. Brown	Friction Clutch
	45,294	Nov. 29, 1864	J.R. Brown	Improved Cutter for Cutting Gear-Wheels
	46,521	Feb. 21, 1865	J.R. Brown	Improved Milling Machine
	51,257	Nov. 28, 1865	J.R. Brown	Screw Cutting Machine
	56,495	Jul. 17, 1866	L.F. Grant	Improvement in Making Gear-Cutters

Toggle print mode
Hide pictures

Copyright © 2002-2025 - DATAMP